Matematika

Pertanyaan

1) 2x + 3 = 3x - 2
2) 2(1-x)=2x-6

1 Jawaban

  • 1.) 2x + 3 = 3x - 2
    = 3x - 2x - 2 - 3
    = x - 5

    2.) 2(1-x) = 2x - 6
    = 2 - 2x = 2x - 6
    = 2x + 2x - 6 - 2
    = 4x -8

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